support registering multiple build targets with the same path - close #26

spec/build_tests_spec.rb

@@ -764,4 +764,18 @@ EOF
     expect(`./simple`).to eq "This is a simple C program\n"
   end
 
+  it "supports registering multiple build targets with the same target path" do
+    test_dir("build_dir")
+    Rscons::Environment.new do |env|
+      env["CPPPATH"] << "src/two"
+      env.Object("one.o", "src/one/one.c")
+      env.Object("one.o", "src/two/two.c")
+    end
+    expect(File.exists?("one.o")).to be_truthy
+    expect(lines).to eq([
+      "CC one.o",
+      "CC one.o",
+    ])
+  end
+
 end

spec/rscons/environment_spec.rb

@@ -305,10 +305,10 @@ module Rscons
         env.Object("target.o", ["src1.c", "src2.c"], var: "val")
         target = env.instance_variable_get(:@targets)["target.o"]
         expect(target).to_not be_nil
-        expect(target[:builder].is_a?(Builder)).to be_truthy
-        expect(target[:sources]).to eq ["src1.c", "src2.c"]
-        expect(target[:vars]).to eq({var: "val"})
-        expect(target[:args]).to eq []
+        expect(target[0][:builder].is_a?(Builder)).to be_truthy
+        expect(target[0][:sources]).to eq ["src1.c", "src2.c"]
+        expect(target[0][:vars]).to eq({var: "val"})
+        expect(target[0][:args]).to eq []
       end
 
       it "raises an error when vars is not a Hash" do